Wide-Horned Scarab vs Speonomus Cave Beetle

Side-by-side species comparison

Attribute Wide-Horned Scarab Speonomus Cave Beetle
Scientific Name Euoniticellus intermedius Speonomus pyrenaeus
Order Coleoptera Coleoptera
Family Scarabaeidae Leiodidae
Size 6-10 mm 3-4 mm
Habitat Farmland Caves
Diet Dung Feeders Fungus Feeders
Regions Africa, introduced to Australia, North America, South America France, Spain
Conservation Least Concern Least Concern

Wide-Horned Scarab

A small, yellow-brown tunneling dung beetle with dark markings on the pronotum. Males have two short broad horns. It is one of the most successful introduced dung beetles in Australia and the Americas.

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Did You Know?

Since its introduction, this small beetle has saved Australian ranchers millions of dollars by rapidly burying cattle dung.

Speonomus Cave Beetle

A small cave beetle from the Pyrenees known for its extreme cave adaptations. It has vestigial eyes and elongated sensory structures.

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Did You Know?

The genus Speonomus contains over 100 cave-adapted species in the Pyrenees alone.